Finding the Fourth Proportional to 2,773,441.64, 4,153,059.84 and 1,919,330.66
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Solution
The fourth proportional to 2,773,441.64, 4,153,059.84 and 1,919,330.66 is: 2,874,080.70
Step by Step Solution
- Step 1: Write the proportion equation
2,773,441.64 : 4,153,059.84 = 1,919,330.66 : x - Step 2: Convert to fraction form
2,773,441.64/4,153,059.84 = 1,919,330.66/x - Step 3: Cross multiply
2,773,441.64x = 4,153,059.84 × 1,919,330.66 - Step 4: Simplify right side
2,773,441.64x = 7,971,095,083,726.69 - Step 5: Solve for x
x = 7,971,095,083,726.69/2,773,441.64 - Step 6: Final answer
x = 2,874,080.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.